these 2 derivations will be built:
  /nix/store/h9jq8a1qdqj94gcmxlsq48qcwj5562bk-closure-info.drv
  /nix/store/dapy9m062c9nvkwr18dby62z40yanrs3-check-vars.drv
error: path '/nix/store/32hmscb9h3hxb8w3b4xfxqigw1dp72s6-check-vars' is not valid
error: Cannot build '/nix/store/dapy9m062c9nvkwr18dby62z40yanrs3-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/32hmscb9h3hxb8w3b4xfxqigw1dp72s6-check-vars